1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
jeka94
3 years ago
9

Find 2x2 - 2z4 + y2 - x2 + z4 if x = -4, y = 3, and z = 2.

Mathematics
1 answer:
Alexxandr [17]3 years ago
8 0
X = - 4;  y = 3;  z = 2;
2 x² - 2 z^4 + y² - x² + z^4 =
= 2 * (-4)² - 2 * 2^4 + 3² - ( -4)² + 2^4 =
= 2 * 16 - 2 * 16 + 9 - 16 + 16 =
= 32 - 32 + 9 - 16 + 16 =  9 

You might be interested in
Meredith bought 4 T-shirts and 2 pairs of pants. If x is the cost of one T-shirt and y is the cost of one pair of pants, she'll
borishaifa [10]

Answer:

2X+4X=Y just switch it. Technically its still the same problem

Step-by-step explanation:

4 0
3 years ago
Lillian wants to ride her bicycle 23.4 miles this week. She has already ridden 12 miles. If she rides for 3 more days, write and
Semenov [28]

9514 1404 393

Answer:

  3.8 miles

Step-by-step explanation:

Lillian wants her mileage total to be ...

  12 +3x = 23.4 . . . . an equation that can be used to find x

  4 + x = 7.8 . . . divide by 3

  x = 3.8 . . . . . . subtract 4

Lillian would have to ride an average of 3.8 miles each day to reach her goal.

6 0
3 years ago
Read 2 more answers
Solve -2(4y + 6) = 52. 5 -5 8 -8<br><br> please help and hurry!!!!!!!!!!!
scoray [572]
-2(4y+6) = 52
-8y -12 = 52
Add 12 on both sides

-8y= 64
Y= -8

Hope this helps!
3 0
3 years ago
0.325x10^-2 is this a scientific notation, explain your answer, write the number in standard notation
almond37 [142]

Step-by-step explanation:

0.00325

If the exponent is negative you have to move it how many times it says to the left of it positive to the right , this is the standard form.

3 0
3 years ago
Read 2 more answers
Tanya says that the product of a multiple of ten and a multiple of ten will always be zero. Is she correct
kondor19780726 [428]
No she is wrong because product of a multiple of ten and a multiple of ten will not always be zero
8 0
3 years ago
Read 2 more answers
Other questions:
  • Javier rode his bike for a total of 41 minutes.  Before lunch, he rode 1 minute less than 5 times the number of minutes he rode
    10·1 answer
  • What is the solution to the equation 1/6n=2?
    7·2 answers
  • Find the value of k to the nearest whole number.
    10·1 answer
  • answer options: 15,16,16,17. (yes there are two 16's on the answer format), i tried making it 98 points because i have 709, but
    10·1 answer
  • A submarine was twenty feet below the surface of the water and
    9·1 answer
  • Write 5/9 AS A DECIMAL to the nearest tenth
    7·1 answer
  • What does the order pair (2.5,20 represent in the situation
    11·1 answer
  • If a÷b=3 and a+b=2 what is a – b?<br><br>​
    11·1 answer
  • At Glencliff High School, the photography
    15·2 answers
  • 2.
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!